Claims
- 1. A piperidine compound represented by the following formula (II): ##STR12## wherein R.sup.1 is a hydrogen atom, a halogen atom, an alkyl group, an alkoxy group, or an alkylthio group, R.sup.3 is a hydrogen atom, a halogen atom, an alkyl group, or an alkoxy group, n is an integer of 0-7, and the dotted line may optionally be present and when present indicates a double bond; or a salt thereof.
- 2. A composition for inhibiting acetylcholinesterase comprising an effective amount of the piperidine compound or its salt as defined in claim 1 and a pharmaceutically acceptable carrier.
- 3. A method for treating dementia comprising administering an effective dose of the piperidine compound or its salt as defined in claim 1 to a subject suffering from dementia.
Priority Claims (2)
Number |
Date |
Country |
Kind |
2-281093 |
Oct 1990 |
JPX |
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2-281094 |
Oct 1990 |
JPX |
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Parent Case Info
This is a division of application Ser. No. 07/946,620, filed on Sep. 18, 1992, now U.S. Pat. No. 5,240,934, which is a division of Ser. No. 07/773,432, filed Oct. 9, 1991, now U.S. Pat. No. 5,190,951.
US Referenced Citations (2)
Number |
Name |
Date |
Kind |
5190951 |
Hasegawa |
Mar 1993 |
|
5240934 |
Hasegawa |
Aug 1993 |
|
Divisions (2)
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Number |
Date |
Country |
Parent |
946620 |
Sep 1992 |
|
Parent |
773432 |
Oct 1991 |
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